115154404222131 has 16 divisors (see below), whose sum is σ = 170626356817920. Its totient is φ = 76757345061480.

The previous prime is 115154404222111. The next prime is 115154404222153. The reversal of 115154404222131 is 131222404451511.

115154404222131 is a `hidden beast` number, since 1 + 1 + 5 + 15 + 4 + 4 + 0 + 422 + 213 + 1 = 666.

It is not a de Polignac number, because 115154404222131 - 2¹⁰ = 115154404221107 is a prime.

It is a super-2 number, since 2×115154404222131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115154404222111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340320915 + ... + 340659116.

It is an arithmetic number, because the mean of its divisors is an integer number (10664147301120).

Almost surely, 2^{115154404222131} is an apocalyptic number.

115154404222131 is a deficient number, since it is larger than the sum of its proper divisors (55471952595789).

115154404222131 is an equidigital number, since it uses as much as digits as its factorization.

115154404222131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680986303 (or 680986297 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

Adding to 115154404222131 its reverse (131222404451511), we get a palindrome (246376808673642).

The spelling of 115154404222131 in words is "one hundred fifteen trillion, one hundred fifty-four billion, four hundred four million, two hundred twenty-two thousand, one hundred thirty-one".